CVE-2020-10634 — SAE IT-systems FW-50 Remote Telemetry Unit (RTU)

SAE IT-systems FW-50 Remote Telemetry Unit (RTU). A specially crafted request could allow an attacker to view the file structure of the affected device and access files that should be inaccessible.

01What is this vulnerability?

SAE IT-systems FW-50 Remote Telemetry Unit (RTU). A specially crafted request could allow an attacker to view the file structure of the affected device and access files that should be inaccessible.

02Affected products

Vendor	Product	Versions
n	a / SAE IT	systems FW-50 Remote Telemetry Unit (RTU) — FW-50 RTU, Series: 5 Series, CPU-type: CPU-5B, Hardware Revision: 2, CPLD Revision: 6

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2020-05-05T20:10:07.000Z
• Last modified: 2024-08-04T11:06:10.447Z

09References

• www.us-cert.gov — https://www.us-cert.gov/ics/advisories/ICSA2012602